Autopsies of babies conducted over the last several years found that some of the deaths were caused, in whole or in part, by vitamin K deficiency bleeding, the kind of internal hemorrhage the long-standard shot given at birth is meant to prevent. The finding lands as families across the country are increasingly declining that shot, and as one of the nation’s most prominent vaccine skeptics declines to tell parents it is safe.
The vitamin K injection is one of three main interventions newborns typically receive before leaving the hospital, along with the hepatitis B vaccine and antibiotic eye ointment. Leading American institutions and the World Health Organization recommend it for newborns, and the concern is not academic: a 7-week-old infant in one case died after a hemorrhage that followed a missed early warning, while a separate baby weighed just 11 pounds and had symptoms that worsened in roughly 20 seconds, according to the facts now driving the debate.
Those deaths and the rising refusal of the shot come after a broader shift in how some parents approach newborn care. In December, the Centers for Disease Control and Prevention stopped recommending that all newborns get the hepatitis B vaccine, and in March a federal judge temporarily blocked the revised childhood vaccination schedule that included that recommendation. The vitamin K shot is not a vaccine, but it has been swept into the same post-pandemic distrust that has pushed some families to decline standard newborn care before hospital discharge.
Two weeks ago, Rep. Kim Schrier pressed Robert F. Kennedy Jr. at a House subcommittee hearing to reassure parents that the vitamin K shot is safe. He refused to do it. Kennedy said, “I’ve never said, literally never said, anything about it,” and Schrier cut in with, “That’s exactly the point,” underscoring how even a routine preventive measure has become politically radioactive.
The friction is that the evidence base and the public message are moving in opposite directions. The vitamin K shot remains recommended by major medical institutions and the World Health Organization, yet false information circulating through social media algorithms is helping drive refusals, and some families are now rejecting antibiotic eye ointment as well. What happens next is less a matter of scientific uncertainty than of whether parents continue to hear warnings louder than the standard of care that has been in place for years.